<template>
  <el-dialog :title="title" :visible="showDialog" @close="close">
    <el-form ref="addDept" :model="formData" :rules="rules" label-width="120px">
      <el-form-item prop="name" label="部门名称">
        <el-input v-model="formData.name" placeholder="2-10个字符" style="width:80%" size="mini"></el-input>
      </el-form-item>
      <el-form-item prop="code" label="部门编码">
        <el-input v-model="formData.code" placeholder="2-10个字符" style="width:80%" size="mini"></el-input>
      </el-form-item>
      <el-form-item prop="managerId" label="部门负责人">
        <el-select v-model="formData.managerId" placeholder="请选择负责人" style="width:80%" size="mini">
          <el-option
            v-for="item in managerList"
            :key="item.id"
            :label="item.username"
            :value="item.id"
          ></el-option>
        </el-select>
      </el-form-item>
      <el-form-item prop="introduce" label="部门介绍">
        <el-input
          v-model="formData.introduce"
          placeholder="1-100个字符"
          type="textarea"
          :rows="4"
          style="width:80%"
          size="mini"
        ></el-input>
      </el-form-item>
      <el-form-item>
        <el-row type="flex" justify="center">
          <el-col :span="12">
            <el-button type="primary" size="mini" @click="btnOk">确定</el-button>
            <el-button size="mini" @click="close">取消</el-button>
          </el-col>
        </el-row>
      </el-form-item>
    </el-form>
  </el-dialog>
</template>

<script>
import {
  getDepartment,
  getManagerList,
  addDepartment,
  getDepartmentDetail,
  updateDepartment
} from "@/api/department";

export default {
  props: {
    showDialog: {
      type: Boolean,
      default: false
    },
    currentNodeId: {
      type: Number,
      default: null
    },
    title: {
      type: String
    }
  },
  data() {
    return {
      managerList: [],
      formData: {
        code: "",
        introduce: "",
        managerId: "",
        name: "",
        pid: ""
      },
      rules: {
        code: [
          { required: true, message: "部门编码不能为空", trigger: "blur" },
          {
            min: 2,
            max: 10,
            message: "部门编码字符长度为2-10个字符",
            trigger: "blur"
          },
          {
            trigger: "blur",
            validator: async (rule, value, callback) => {
              let result = await getDepartment();
              // 判断是否是编辑
              if (this.formData.id) {
                result = result.filter(item => item.id !== this.formData.id);
              }
              if (result.some(item => item.code === value)) {
                callback(new Error("部门中已经有该编码了"));
              } else {
                callback();
              }
            }
          }
        ],
        introduce: [
          { required: true, message: "部门介绍不能为空", trigger: "blur" },
          {
            min: 1,
            max: 100,
            message: "部门介绍字符长度为1-100个字符",
            trigger: "blur"
          }
        ],
        managerId: [
          { required: true, message: "部门负责人不能为空", trigger: "blur" }
        ],
        name: [
          { required: true, message: "部门名称不能为空", trigger: "blur" },
          {
            min: 2,
            max: 10,
            message: "部门名称字符长度为2-10个字符",
            trigger: "blur"
          },
          {
            trigger: "blur",
            validator: async (rule, value, callback) => {
              let result = await getDepartment();
              // 判断是否是编辑
              if (this.formData.id) {
                result = result.filter(item => item.id !== this.formData.id);
              }
              if (result.some(item => item.name === value)) {
                callback(new Error("部门中已经有该名称了"));
              } else {
                callback();
              }
            }
          }
        ]
        // pid: [{ required: true, message: "部门编码不能为空", trigger: "blur" }]
      }
    };
  },
  computed: {
    showTitle() {
      return this.formData.id ? "编辑部门" : "新增部门";
    }
  },
  created() {
    this.getManagerList();
  },
  methods: {
    close() {
      this.formData = {
        code: "",
        introduce: "",
        managerId: "",
        name: "",
        pid: ""
      };
      this.$refs.addDept.resetFields();
      this.$emit("update:showDialog", false);
    },
    async getManagerList() {
      this.managerList = await getManagerList();
    },
    btnOk() {
      this.$refs.addDept.validate(async isOk => {
        let msg = "新增";
        if (isOk) {
          if (this.formData.id) {
            // 编辑场景
            await updateDepartment(this.formData);
            msg = "更新";
          } else {
            // 新增场景
            await addDepartment({ ...this.formData, pid: this.currentNodeId });
          }
          this.$emit("updateDepartment");
          this.$message.success(`${msg}部门成功`);
          this.close();
        }
      });
    },
    async getDepartmentDetail() {
      this.formData = await getDepartmentDetail(this.currentNodeId);
    }
  }
};
</script>

<style>
</style>